Create distiller files for Reading List.

ios/chrome/browser/reading_list/reading_list_distiller_page.mm

Index: ios/chrome/browser/reading_list/reading_list_distiller_page.mm
diff --git a/ios/chrome/browser/reading_list/reading_list_distiller_page.mm b/ios/chrome/browser/reading_list/reading_list_distiller_page.mm
new file mode 100644
index 0000000000000000000000000000000000000000..a0d3ba7f07dfa44192400786ad5a054c1c4c0c48
--- /dev/null
+++ b/ios/chrome/browser/reading_list/reading_list_distiller_page.mm
@@ -0,0 +1,61 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.

[gambard, 2016/12/27 09:35:59]

Update year?

[Olivier, 2016/12/27 10:08:37]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ios/chrome/browser/reading_list/reading_list_distiller_page.h"
+
+#include "base/bind.h"
+#include "base/threading/thread_task_runner_handle.h"
+#import "ios/web/public/web_state/web_state.h"
+
+namespace reading_list {
+
+ReadingListDistillerPage::ReadingListDistillerPage(
+    FaviconWebStateDispatcher* web_state_dispatcher)
+    : dom_distiller::DistillerPageIOS(std::unique_ptr<web::WebState>()),
+      web_state_dispatcher_(web_state_dispatcher),
+      weak_ptr_factory_(this) {}
+
+ReadingListDistillerPage::~ReadingListDistillerPage() {}
+
+void ReadingListDistillerPage::DistillPageImpl(const GURL& url,
+                                               const std::string& script) {
+  std::unique_ptr<web::WebState> new_web_state =
+      web_state_dispatcher_->RequestWebState();
+  std::unique_ptr<web::WebState> old_web_state =
+      ReplaceWebState(std::move(new_web_state));
+  if (old_web_state) {
+    web_state_dispatcher_->ReturnWebState(std::move(old_web_state));
+  }
+  DistillerPageIOS::DistillPageImpl(url, script);
+}
+
+void ReadingListDistillerPage::OnDistillationDone(const GURL& page_url,
+                                                  const base::Value* value) {
+  std::unique_ptr<web::WebState> old_web_state =
+      ReplaceWebState(std::unique_ptr<web::WebState>());
+  if (old_web_state) {
+    web_state_dispatcher_->ReturnWebState(std::move(old_web_state));
+  }
+  DistillerPageIOS::OnDistillationDone(page_url, value);
+}
+
+void ReadingListDistillerPage::OnLoadURLDone(
+    web::PageLoadCompletionStatus load_completion_status) {
+  if (load_completion_status == web::PageLoadCompletionStatus::FAILURE) {
+    DistillerPageIOS::OnLoadURLDone(load_completion_status);
+    return;
+  }
+  base::WeakPtr<ReadingListDistillerPage> weak_this =
+      weak_ptr_factory_.GetWeakPtr();
+  base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+      FROM_HERE, base::Bind(&ReadingListDistillerPage::DelayedOnLoadURLDone,

[gambard, 2016/12/27 09:35:59]

Is this really necessary? ReadingListDistillerPage::DelayedOnLoadURLDone is just
forwarding call to DistillerPageIOS::OnLoadURLDone

[Olivier, 2016/12/27 10:08:37]

You cannot bind directly DistillerPageIOS::OnLoadURLDone as it is protected and
base::bind creates an helper class.

+                            weak_this, load_completion_status),
+      base::TimeDelta::FromSeconds(2));
+}
+
+void ReadingListDistillerPage::DelayedOnLoadURLDone(
+    web::PageLoadCompletionStatus load_completion_status) {
+  DistillerPageIOS::OnLoadURLDone(load_completion_status);
+}
+}

[gambard, 2016/12/27 09:35:59]

// namespace reading_list

[Olivier, 2016/12/27 10:08:37]

Done.